813
FNUS74 KMOB 151052
FWSMOB
SPOT FORECAST FOR SMOKE SHOW FIRE...USFS
NATIONAL WEATHER SERVICE MOBILE AL
552 AM CDT WED APR 15 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 CDT ON APRIL 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 93 EXPECTED REST OF TODAY OVER
THE BURN AREA...
DISCUSSION
WE WILL CONTINUE WITH DRY CONDITIONS AS AFTERNOON
MINIMUM RELATIVE HUMIDITY VALUES WILL BE NEAR 45% TODAY. 20 FT
WIND GUSTS WILL BE UP TO NEAR 20 MPH WITH TRANSPORT WINDS MOSTLY
SOUTHERLY. AFTERNOON DISPERSION VALUES WILL BE GOOD. FOR THURSDAY,
THE MINIMUM RELATIVE HUMIDITY SHOULD INCREASE TO AROUND 45%. 20
FT WIND GUSTS WILL BE UP TO NEAR 20 MPH WITH TRANSPORT WINDS
MOSTLY SOUTH-SOUTHWESTERLY TO SOUTHERLY. DISPERSION VALUES WILL BE
GOOD.
FOG POTENTIAL AND OTHER REMARKS...FOG IS POSSIBLE THIS MORNING AND
THURSDAY MORNING. SOME CONCERNS FOR SUPER FOG THIS MORNING AROUND
THE BURN SITE WITH VISIBILITIES LIKELY WELL BELOW 1/4 MILE. FOG
SHOULD MIX OUT AROUND 9 TO 10 AM EACH MORNING. WE WILL HAVE TO
CLOSELY MONITOR THURSDAY MORNING FOR THE POTENTIAL FOR SUPER FOG.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). AREAS OF FOG
EARLY IN THE MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........41 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......6200 FT AGL.
MIXING HEIGHT (M)...122-1890 METERS AGL.
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH.
TRANSPORT WINDS M/S.SOUTH 3 TO 6 METERS/SECOND.
DISPERSION INDEX....7 INCREASING TO 91.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........67 31 33 30 28 20
WEATHER COV.....AREAS
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............62 68 79 83 83 83
RH..............100 87 58 46 43 41
20 FT WIND DIR..SSE S S S S S
20 FT WIND SPD..2 5 9 10 10 10
20 FT WIND GUST.6 10 15 18 20 18
MIX HGT (FT)....400 2100 4100 5900 6200 6000
MIX HGT (M).....120 640 1250 1800 1890 1830
TRANSP WIND DIR.S S S S S S
TRANSP WIND SPD.7 12 13 14 14 14
TRANS WIND DIR..S S S S S S
TRANS SPD (M/S).3 5 6 6 6 6
DISPERSION IDX..6 28 66 88 93 91
LVORI...........9 4 1 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT). PATCHY FOG
OVERNIGHT. AREAS OF FOG AFTER 3 AM.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......500 FT AGL.
MIXING HEIGHT (M)...152-1829 METERS AGL.
TRANSPORT WINDS.....SOUTH 9 TO 15 MPH.
TRANSPORT WINDS M/S.SOUTH 4 TO 7 METERS/SECOND.
DISPERSION INDEX....100 DECREASING TO 7.
LVORI...............5.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........17 41 28 58 55 53
WEATHER COV..... PATCHY AREAS
WEATHER TYPE....NONE NONE NONE NONE FOG FOG
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............80 72 68 66 65 64
RH..............47 66 84 93 100 100
20 FT WIND DIR..S S S S S S
20 FT WIND SPD..10 7 5 3 2 2
20 FT WIND GUST.17 15 13 10 9 8
MIX HGT (FT)....6000 600 600 600 600 600
MIX HGT (M).....1830 180 180 180 180 180
TRANSP WIND DIR.S S S S S S
TRANSP WIND SPD.15 13 13 12 12 10
TRANS WIND DIR..S S S S S S
TRANS SPD (M/S).7 6 6 5 5 4
DISPERSION IDX..100 8 6 6 5 4
LVORI...........1 3 5 6 9 9
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). AREAS OF FOG
EARLY IN THE MORNING.
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........42 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......6200 FT AGL.
MIXING HEIGHT (M)...152-1890 METERS AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH.
TRANSPORT WINDS M/S.SOUTHWEST 3 TO 5 METERS/SECOND.
DISPERSION INDEX....8 INCREASING TO 65.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........51 47 29 28 28 28
WEATHER COV.....AREAS AREAS
WEATHER TYPE....FOG FOG NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 10 10 10 10 10
TEMP............64 66 76 82 85 86
RH..............100 90 69 51 43 42
20 FT WIND DIR..S SSW SSW SSW SSW S
20 FT WIND SPD..2 2 6 7 9 10
20 FT WIND GUST.7 8 12 15 16 16
MIX HGT (FT)....500 1200 3200 4600 5800 6000
MIX HGT (M).....150 370 980 1400 1770 1830
TRANSP WIND DIR.SSW SSW SSW SSW SW SW
TRANSP WIND SPD.8 7 9 12 10 10
TRANS WIND DIR..SSW SSW SSW SSW SW SW
TRANS SPD (M/S).4 3 4 5 4 4
DISPERSION IDX..4 12 37 60 69 62
LVORI...........9 6 3 1 1 1
FORECASTER...8
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...WILDFIRE
.TAG 2610141.3/MOB
.DELDT 04/15/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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